The Ocean View Hotel has 300 rooms numbered from 100 to 399. A room is chosen at random.
Find the probability that the room number ends in zero.​

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0